Change PLATFORM_ROOT to TF_PLATFORM_ROOT
authorHeyi Guo <heyi.guo@linaro.org>
Thu, 1 Mar 2018 10:57:58 +0000 (18:57 +0800)
committerHeyi Guo <heyi.guo@linaro.org>
Mon, 5 Mar 2018 06:18:04 +0000 (14:18 +0800)
commit7d9ee7e3806cb1b1b484805ba723a0202d917a7a
treedcd8a7d4ec57cfd4355dca9b059059e9974b8b3d
parentc37be00b160da5e8aa1a2950090fc52002d88d95
Change PLATFORM_ROOT to TF_PLATFORM_ROOT

Since we use "?=" to set PLATFORM_ROOT, it is better to change the
name to be more special, or else it may be overridden by some
environment variables, such as in some CI build environments.

Signed-off-by: Heyi Guo <heyi.guo@linaro.org>
make_helpers/plat_helpers.mk
tools/cert_create/Makefile